<?php
/**
 * Description of AdminLoginForm
 *
 * @author Alexey
 */
class AdminLoginForm extends CFormModel {
    
    public $username;
    public $password;
    public $rememberMe;

    private $_identity;

    public function rules()
    {
            return array(
                    // username and password are required
                    array('username, password', 'required'),
                    // rememberMe needs to be a boolean
                    array('rememberMe', 'boolean'),
                    // password needs to be authenticated
                    array('password', 'authenticate'),
            );
    }

    public function attributeLabels()
    {
            return array(
                    'rememberMe'=>'Remember me next time',
            );
    }

    public function authenticate($attribute,$params)
    {
            if(!$this->hasErrors())
            {
                    $this->_identity=new AdminIdentity($this->username,$this->password);
                    if(!$this->_identity->authenticate())
                        $this->addError('password','Incorrect username or password.');
            }
    }

    /**
     * Logs in the user using the given username and password in the model.
     * @return boolean whether login is successful
     */
    public function login()
    {
            if($this->_identity===null)
            {
                    $this->_identity=new AdminIdentity($this->username,$this->password);
                    $this->_identity->authenticate();
            }
            if($this->_identity->errorCode===AdminIdentity::ERROR_NONE)
            {
                    $duration=$this->rememberMe ? 3600*24*30 : 0; // 30 days
                    Yii::app()->user->login($this->_identity,$duration);
                    return true;
            }
            else
                    return false;
    }

}
?>
